Friends and family members escort Barb Klinner, far left, as she finishes her 120-mile fundraising-run Sunday at the Mountain-Bay trailhead in Weston.

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Toward the end of her 120-mile run, Barb Klinner's hamstrings had knotted up and her back had tightened.

She resorted to a shuffling, chugging gait, her feet scraping the gravel of the Mountain-Bay Trail. She didn't have the strength to lift them through leaves that littered the trail. She feared that she would throw up. Still, she kept on going.

Klinner, a 54-year-old ultramarathoner from Wausau, finished her run with and in front of a couple dozen of her family members, friends and strangers who just wanted to support her. She smiled in relief. It was 5:15 p.m. Sunday, 36 hours and 15 minutes ...